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Direct Yellow 20

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Direct Yellow 20 Basic information
Product Name:Direct Yellow 20
Synonyms:C.I.Direct Yellow 20:C.I.22410;Direct Yellow 20
CAS:
MF:
MW:0
EINECS:
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Mol File:Mol File
Direct Yellow 20 Structure
Direct Yellow 20 Chemical Properties
Safety Information
MSDS Information
Direct Yellow 20 Usage And Synthesis
Preparation4-(4-Aminophenyl)benzenamine double nitriding, and 2-Hydroxy-3-methylbenzoic acid (2 Moore) coupled.
Properties and Applicationsyellow. Soluble in water for yellow, slightly soluble in benzene, carbon tetrachloride, soluble fiber element and ethanol. The strong sulfuric acid to red light purple, diluted purple for blue-ray, and then a green light yellow precipitation produce; In nitric acid partly dissolved for red light purple, and then into a brown. The dye solution to join strong hydrochloric acid for yellow brown, have precipitation; Add thick sodium hydroxide solution for red light yellow, precipitation. Used for cellulose fiber, silk, wool, polyamide fiber dyeing, leather color. Exhaust dyeing good, good levelness.
Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 3 2 3 3 3
AATCC 2 2 3 2 4
Direct Yellow 20 Preparation Products And Raw materials
Raw materialsBenzidine-->3-Methylsalicylic acid
Tag:Direct Yellow 20 Related Product Information
Direct Yellow 19 Benzenesulfonic acid, 3,5-bis[(2,4-diamino-5-nitrophenyl)azo]-4-methyl-, monosodium salt Direct Yellow 24 Direct Yellow 176 C.I. Direct Yellow 21 DIRECT YELLOW 2 Direct Yellow 173 sodium 6-methyl-2'-[4-[[2-oxo-1-[(phenylamino)carbonyl]propyl]azo]phenyl][2,6'-bibenzothiazole]-7-sulphonate 6-Benzothiazolecarboxylic acid, 2-[4-[[2-oxo-1-[(phenylamino)carbonyl]propyl]azo]phenyl]-7-sulfo-, disodium salt